奇摄动四阶椭圆型偏微分方程  

SINGULARLY PERTURBED ELLIPTIC PARTIAL DIFFERENTIAL EQUATIONS OF FOURTH ORDER

作　　者：莫嘉琪[1] 

机构地区：[1]芜湖市安徽师范大学数学系,邮码241000

出　　处：《高校应用数学学报（A辑）》1991年第3期342-346,共5页Applied Mathematics A Journal of Chinese Universities(Ser.A)

基　　金：国家自然科学基金

摘　　要：本文用微分不等式理论讨论了一类奇摄动四阶椭圆型偏微分方程,得到了在整个区域上一致有效的渐近展开式.In this paper the problems for singularly perturbed elliptic partial differential equations of fourth order are considered by using the differential inequalities. The uniformly valid asmptotic expansion in entire range is obtained.

关 键 词：奇摄动 偏微分方程 椭圆型方程 

分 类 号：O175.25[理学—数学]